Ключевые слова: architecture, background, building, cable, chain, city, concrete, construction, development, elevator, empty, engineering, equip, equipment, exterior, external, facade, frame, hang, hanging, high, industrial, industry, install, level, lift, lifting, maintenance, metal, nobody, outdoor, outdoors, platform, render, repair, safety, scaffold, scaffolding, site, slide, sling, steel, structure, tall, tool, tower, town, wall, window, work,